test null before free in relayd

[sven falempin]

Index: relay.c
===================================================================
RCS file: /cvs/src/usr.sbin/relayd/relay.c,v
retrieving revision 1.194
diff -u -p -r1.194 relay.c
--- relay.c     18 May 2015 16:57:20 -0000      1.194
+++ relay.c     25 May 2015 16:20:16 -0000
@@ -1649,8 +1649,7 @@ relay_close(struct rsession *con, const
                            __func__, relay_inflight);
                }
        }
-       if (con->se_in.buf != NULL)
-               free(con->se_in.buf);
+       free(con->se_in.buf);

        if (con->se_out.bev != NULL)
                bufferevent_free(con->se_out.bev);


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